1280454428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{2645567}}^1$

素因数の和:2645593

約数の個数: 18

約数和(自身を含む): 2463023808

約数和(自身を除く): 1182569380

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 2645567, 5291134, 10582268, 29101237, 58202474, 116404948, 320113607, 640227214, 1280454428]

約数ペア:

[(1, 1280454428), (2, 640227214), (4, 320113607), (11, 116404948), (22, 58202474), (44, 29101237), (121, 10582268), (242, 5291134), (484, 2645567)]